2546622197 has 32 divisors (see below), whose sum is σ = 3019161600. Its totient is φ = 2103067008.

The previous prime is 2546622191. The next prime is 2546622223. The reversal of 2546622197 is 7912266452.

It is not a de Polignac number, because 2546622197 - 2²⁴ = 2529844981 is a prime.

It is a super-2 number, since 2×2546622197² = 12970569228506213618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2546622191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10655204 + ... + 10655442.

It is an arithmetic number, because the mean of its divisors is an integer number (94348800).

Almost surely, 2^2546622197 is an apocalyptic number.

It is an amenable number.

2546622197 is a deficient number, since it is larger than the sum of its proper divisors (472539403).

2546622197 is a wasteful number, since it uses less digits than its factorization.

2546622197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665.

The product of its digits is 362880, while the sum is 44.

The square root of 2546622197 is about 50464.0683754293. The cubic root of 2546622197 is about 1365.5937068529.

The spelling of 2546622197 in words is "two billion, five hundred forty-six million, six hundred twenty-two thousand, one hundred ninety-seven".